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3-Dehydroquinic acid (DHQ) is the first carbocyclic intermediate of the shikimate pathway. It is created from 3-deoxyarabinoheptulosonate 7-phosphate, a 7-carbon ulonic acid, by the enzyme DHQ synthase. The mechanism of ring closure is complex, but involves an aldol condensation at C-2 and C-7. * Vitamin K * Pteroylmonoglutamic acid, called folate. 3-Dehydroquinate can also be a precursor to pyrroloquinoline quinone (PQQ), an alternate redox coenzyme involved in oxidative phosphorylation.

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  • Kyselina 3-dehydrochinová (cs)
  • 3-Dehydroquinic acid (en)
  • Acide 3-déshydroquinique (fr)
  • Acido 3-deidrochinico (it)
  • 3-Дегидрохинная кислота (ru)
  • 3-脱氢奎尼酸 (zh)
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  • L'acide 3-déshydroquinique, dont la base conjuguée est l'ion 3-déshydroquinate, est un métabolite de la voie du shikimate de biosynthèse des acides aminés aromatiques. Il résulte de la déphosphorylation du 3-désoxy-7-phospho-D-arabinoheptulosonate (DAHP) sous l'action de la 3-déshydroquinate synthase. Outre la voie du shikimate, le 3-déshydroquinate intervient dans la biosynthèse de certaines vitamines telles que les vitamines K et l'acide folique, et peut également être un précurseur de la pyrroloquinoléine quinone, ou PQQ. (fr)
  • L'acido 3-deidrochinico (DHQ) è un intermedio della via dello shikimato. Si forma dal 3-deossi-arabino-eptulosonato-7-fosfato in una reazione catalizzata dall'enzima 3-deidrochinato sintasi. Immagini relative all' DHQ (it)
  • 3-脱氢奎尼酸(英語:3-Dehydroquinic acid,DHQ)是莽草酸途径中第一个形成碳环的中间产物。它的前体是3-脱氧-D-阿糖基庚糖酮酸-7-磷酸(缩写DAHP,一种7碳糖酮酸,由合成),通过环化而来,其成环机制复杂,但涉及2号C原子和7号C原子之间的羟醛缩合。 3-脱氢奎尼酸与在咖啡中发现的奎尼酸有着类似的结构,但3号C原子上的羟基被氧化成了羰基。 (zh)
  • Kyselina 3-dehydrochinová (její aniont se nazývá 3-dehydrochinát, zkráceně DHQ) je prvním karbocyklickým produktem v . Vytváří se z 3-deoxyarabinoheptulózonát 7-fosfátu, sedmiuhlíkaté ulonové kyseliny, působením enzymu . Mechanismus uzavření kruhu je složitější, zahrnuje aldolovou kondenzaci na druhém a sedmém uhlíku. 3-dehydrochinát může být také prekurzorem pyrrolochinolinchinonu (PQQ), alternativního redoxního koenzymu v . (cs)
  • 3-Dehydroquinic acid (DHQ) is the first carbocyclic intermediate of the shikimate pathway. It is created from 3-deoxyarabinoheptulosonate 7-phosphate, a 7-carbon ulonic acid, by the enzyme DHQ synthase. The mechanism of ring closure is complex, but involves an aldol condensation at C-2 and C-7. * Vitamin K * Pteroylmonoglutamic acid, called folate. 3-Dehydroquinate can also be a precursor to pyrroloquinoline quinone (PQQ), an alternate redox coenzyme involved in oxidative phosphorylation. (en)
  • 3-Дегидрохи́нная кислота (дегидрохи́нная кислота, по анионной форме называемая также дегидрохинна́т или дегидрохина́т, сокр. англ. DHQ, согласно устаревшему порядку нумерации атомов — 5-дегидрохи́нная кислота) — органическая кислота, первое карбоциклическое соединение шикиматного пути. В природе выявлено и описано два различных пути образования дегидрохинната, то есть существует два варианта начальных этапов шикиматного пути. Являясь промежуточным соединением шикиматного пути, дегидрохиннат представляет собой первичный метаболит и служит предшественником большого числа очень важных соединений. Кроме этого, дегидрохиннат может быть предшественником в биосинтезе и некоторых других соединений. (ru)
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  • 3-Dehydroquinic acid (en)
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  • http://commons.wikimedia.org/wiki/Special:FilePath/3-dehydroquinic-acid-Line-Structure.svg
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